Perhaps you should try some spelling variations:
yang guang » yan guan, yang liang
minh congo » minh cong, bind congo
yang yang » wang yang, wang yan
guang hua » wang hua, gang hu, guang eu
minh hong » minh cong, min hong, linh hoang
hua rent » hua ren
tuan » than, tan, turn

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: yang yang guang hua rent tuan ((minh congo) or (minh hong)) shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang yang guang hua rent tuan ((minh congo) OR (minh hong)) shu ;.
• Adding a wildcard symbol may retrieve word variants: yang yang guang hua rent tuan ((minh congo) or (minh hong)) shu ;*.